SA589 FAMILY

sames

11/14

Fig.7 Timing data

MASK OPTIONS

The SA589 has been designed so that many features can be altered quickly and inexpensively

at the final stage of manufacture. These options allow the telephone manufacturer to cater

for different market requirements throughout the world without changing the telephone circuit.

The options, listed below, are possible in any combination. Standard options are listed first

in bold italics at 'a'. Other options may be produced by arrangement. Please consult your

nearest SAMES Representative for advice on availability.

A.

'Long' TBR (Flash) Period

a.

270ms

b.

600ms

B.

LD to DTMF Keypad Switching

a.

* and # keys

b.

TONE key

c.

* key

C.

Retention of Post-*/#Digits in LNR Store (DTMF Mode)

a.

All digits retained

b.

Digits before * or # retained

D.

Short/Long TBR Selection

a.

As specified

b.

Short and Long TBR reversed

E.

Recall (Flash)/LNR protocol

a.

Digits dialled after Recall retained

b.

Digits dialled before Recall retained

t

INTER-DIGIT PAUSE (800ms)

MAKE PERIOD (40ms or 33ms)

BREAK PERIOD (60ms or 67ms)

POST-DIGIT MAKE (=t

)

PRE-DIGIT PAUSE (=t

)

t

t

=

=

4

5

DR-00689

t=

t

t

=

=

1

2

3

3

3

5

1

IMP

t

2

t

4

5

t

t

3

t